[llvm] [VPlan] Add BranchOnMultiCond, use for early exit plans. (PR #172750)

[Florian Hahn via llvm-commits]

================
@@ -656,6 +659,8 @@ Value *VPInstruction::generate(VPTransformState &State) {
     applyMetadata(*Br);
     return Br;
   }
+  case VPInstruction::BranchOnTwoConds:
+    llvm_unreachable("BranchOnTwoConds should be expanded before execution");
----------------
fhahn wrote:

I removed it, to be handled by the fall-trhough unreachable. Looks like there are no other unreachables currently

https://github.com/llvm/llvm-project/pull/172750